noun
real system environment
Computing term for the actual operating environment of a system, as opposed to a test or development environment.
実システム環境でテストを行う前に、必ずステージング環境で確認してください。
Before testing in the real system environment, be sure to check in the staging environment.
Often synonymous with 実システム環境, referring to the production environment where actual operations take place.
Compound of 実 (じつ, 'real') + システム (system) + 環境 (かんきょう, 'environment'). A straightforward technical term.